ISRC QZ5RT1600134
Verified recording
QZ5RT1600134 is “Cathy's Clown (feat. Bob Weir) - Live at Family Dog, San Francisco, CA, 8/28/1969” by New Riders of the Purple Sage,
registered on the CopyrightChains blockchain with CopyrightID
0x00bc41df16b11dbc968daa9c9251fa62467eed0194a404c78509b2e5be009ede and independently timestamped
in Bitcoin block 960506 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5RT1600134.
Recording identifiers
- ISRC
- QZ5RT1600134
- Title
- Cathy's Clown (feat. Bob Weir) - Live at Family Dog, San Francisco, CA, 8/28/1969
- Artist
- New Riders of the Purple Sage
- CopyrightID (CopyrightChains transaction hash)
0x00bc41df16b11dbc968daa9c9251fa62467eed0194a404c78509b2e5be009ede
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:50:58+00:00
- Bitcoin block
- 960506
- Canonical record hash
sha256:3ae03317e6913e55abe6ea3c7b41e368f1ed2d4d027acffacb4d485a70ad6658- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5RT1600134
- Bitcoin block existence check
- https://blockstream.info/api/block/960506
Full record
Track page: Cathy's Clown (feat. Bob Weir) - Live at Family Dog, San Francisco, CA, 8/28/1969 · Machine-readable JSON-LD